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-rw-r--r--linux/dev/glue/block.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/linux/dev/glue/block.c b/linux/dev/glue/block.c
index c450ea4..f6506ee 100644
--- a/linux/dev/glue/block.c
+++ b/linux/dev/glue/block.c
@@ -1632,6 +1632,42 @@ device_get_status (void *d, dev_flavor_t flavor, dev_status_t status,
*status_count = DEV_GET_SIZE_COUNT;
break;
+ case DEV_GET_RECORDS:
+ if (disk_major (MAJOR (bd->dev)))
+ {
+ assert (bd->ds->gd);
+
+ if (bd->part >= 0)
+ {
+ struct disklabel *lp;
+
+ assert (bd->ds->labels);
+ lp = bd->ds->labels[MINOR (bd->dev)];
+ assert (lp);
+ (status[DEV_GET_RECORDS_DEVICE_RECORDS]
+ = lp->d_partitions[bd->part].p_size);
+ }
+ else
+ (status[DEV_GET_RECORDS_DEVICE_RECORDS]
+ = bd->ds->gd->part[MINOR (bd->dev)].nr_sects);
+
+ status[DEV_GET_RECORDS_RECORD_SIZE] = 512;
+ }
+ else
+ {
+ assert (blk_size[MAJOR (bd->dev)]);
+ (status[DEV_GET_RECORDS_DEVICE_RECORDS]
+ = blk_size[MAJOR (bd->dev)][MINOR (bd->dev)]);
+ status[DEV_GET_RECORDS_RECORD_SIZE] = BLOCK_SIZE;
+ }
+ /* Always return DEV_GET_RECORDS_COUNT. This is what all native
+ Mach drivers do, and makes it possible to detect the absence
+ of the call by setting it to a different value on input. MiG
+ makes sure that we will never return more integers than the
+ user asked for. */
+ *status_count = DEV_GET_RECORDS_COUNT;
+ break;
+
case V_GETPARMS:
if (*status_count < (sizeof (struct disk_parms) / sizeof (int)))
return D_INVALID_OPERATION;